SOL 6.5 Chemistry

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Across
  1. 4. Subatomic particle with a negative charge that orbits the nucleus
  2. 7. Atoms of the same element but have a different number of neutrons
  3. 8. Its chemical symbol is O
  4. 9. This element has 8 protons
  5. 10. This element has 6 protons
  6. 12. This element has 9 protons
  7. 14. Atoms are ___ when they have the same number of protons and electrons
  8. 15. Represents the number of protons in an element
  9. 16. Its chemical symbol is Na
  10. 17. Positive subatomic particle found in the nucleus of an atom
  11. 20. Subatomic particle in the nucleus with no charge
  12. 21. This element has 1 proton
  13. 22. The maximum number of electrons that the 2nd shell can hold
  14. 23. The basic building blocks of all matter
Down
  1. 1. The sum of protons + neutrons
  2. 2. This element has 2 protons
  3. 3. Elements are organized on this by atomic number
  4. 5. The element that has 10 protons
  5. 6. The one or two letter abbreviation for an element
  6. 11. This element has 3 protons
  7. 13. This element has 7 protons
  8. 18. The part of an atom that contains the protons and neutrons
  9. 19. Anything that has mass and takes up space